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5471289817 = 76883113557
BaseRepresentation
bin1010001100001110…
…10100000111011001
3112010022012022122121
411012013110013121
542201122233232
62302524421241
7252404124160
oct50607240731
915108168577
105471289817
112358445024
1210883a7821
136926a0ac6
1439c9023d7
152204ecd97
hex1461d41d9

5471289817 has 8 divisors (see below), whose sum is σ = 6253866176. Its totient is φ = 4688954352.

The previous prime is 5471289793. The next prime is 5471289823. The reversal of 5471289817 is 7189821745.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5471289817 - 215 = 5471257049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5471289827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8598 + ... + 104959.

It is an arithmetic number, because the mean of its divisors is an integer number (781733272).

Almost surely, 25471289817 is an apocalyptic number.

It is an amenable number.

5471289817 is a deficient number, since it is larger than the sum of its proper divisors (782576359).

5471289817 is a wasteful number, since it uses less digits than its factorization.

5471289817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120447.

The product of its digits is 1128960, while the sum is 52.

The square root of 5471289817 is about 73968.1675925529. The cubic root of 5471289817 is about 1762.0973851717.

The spelling of 5471289817 in words is "five billion, four hundred seventy-one million, two hundred eighty-nine thousand, eight hundred seventeen".

Divisors: 1 7 6883 48181 113557 794899 781612831 5471289817